the president and from congress. it should be at the top of their agenda.>>newyorkmayormichael bloomberg also pushing for tougher national gun regulations. the mayor was surrounded today by dozens of people whose lived have been affected by gun violence. >>> and california could provide a reality check when it comes to a bitter fight over gun control laws. cbs 5 reporter grace lee tells us the state has its own history of gun tragedies, new laws and loopholes. grace. >> reporter: that's right. we may have some of the strictest gun control laws in the nation. senator leland yee says we're not going far enough. his bill to add gun control actually failed last year. this time around, he is facing power gun rights lobbyists but says he is not afraid of a tough fight. 23 years ago the cleveland elementary school shooting left five kids dead and 29 wounded. it's now known as the stockton massacre. and it led to an outright ban on assault weapons in california. we though it couldn't get any worse. >> the connecticut shooting is a wake-up call for america. >> reporter: until now, with 20 childre